Seta Of A Polytrichum Moss In Cross Section, With Polarization. Cross Section Of A Seta From The Sporophyte Of The Moss Polytrichum Juniperinum, Showing The Sclerodermis In Red, Large Cells Of The Cortex, And The Central Strand, At 400X With Polarization

KEYWORDS

moss sporophyte bryophyte polytrichum seta stalk cross transverse vascular tissue water relations conduction transport hydroids leptoids central strand sclerodermis thick cell walls micrograph light magnified polarization brilliant color red orange glowing botany science art beauty nature reproduction sexual refractive diploid spore bearing plant land early primary producer trophic pyramid people